Index: class-wp-editor.php
===================================================================
--- class-wp-editor.php	(revision 23307)
+++ class-wp-editor.php	(working copy)
@@ -767,6 +767,8 @@
 			'posts_per_page' => 20,
 		);
 
+		$query = apply_filters( 'wp_link_query', $query );
+
 		$args['pagenum'] = isset( $args['pagenum'] ) ? absint( $args['pagenum'] ) : 1;
 
 		if ( isset( $args['s'] ) )